#include <iostream>
#include <string_view>
// Reference: https://stackoverflow.com/questions/81870/is-it-possible-to-print-a-variables-type-in-standard-c/56766138#56766138
// Type finding code start
template <typename T>
constexpr auto type_name()
{
std::string_view name, prefix, suffix;
#ifdef __clang__
name = __PRETTY_FUNCTION__;
prefix = "auto type_name() [T = ";
suffix = "]";
#elif defined(__GNUC__)
name = __PRETTY_FUNCTION__;
prefix = "constexpr auto type_name() [with T = ";
suffix = "]";
#elif defined(_MSC_VER)
name = __FUNCSIG__;
prefix = "auto __cdecl type_name<";
suffix = ">(void)";
#endif
name.remove_prefix(prefix.size());
name.remove_suffix(suffix.size());
return name;
}
// Type finding code end
int main()
{
int arr[5] = {1, 2, 3, 4, 5};
std::cout << "Value: " << arr << "\tType: " << type_name<decltype(arr)>() << std::endl;
std::cout << "Value: " << &arr << "\tType: " << type_name<decltype(&arr)>() << std::endl;
std::cout << "Value: " << &arr[0] << "\tType: " << type_name<decltype(&arr[0])>() << std::endl;
return 0;
}
